*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.fl_left{
  float: left;
}

.fl_right{
  float: right;
}

.clearfix:after {

  content: " ";

  display: block;

  clear: both;

  height: 0;

}




.swiper_title{
  font-size: 18px;
 }
 .xuanze_item{
     display: flex;
     align-items: center;

     
 }
.xuanze{
  margin-top: 30px;
}

 .swiper {
  box-sizing: border-box;
  margin: 0 auto;
  width: 500px;
  overflow: hidden;
}
.swiper_content {
  width: 1000px;
  display: flex;
  align-items: center;
  height: 400px;
}
.swiper_item {
  box-sizing: border-box;
 
  width: 786px;
  height: 100%;

}
.swiper_item img {
  width: 100%;
  height: 100%;
}
.swiper {
  position: relative;
}
.swiper_nav {

  display: flex;
  align-items: center;
  justify-content: space-between;
  position: absolute;
  bottom: 40px;
  left:50%;
  transform: translateX(-50%);
  font-size: 30px;
}

.xuanze_item{
  font-size: 17px;
  margin-bottom: 30px;
}
.en_check{
  
  margin-right: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
  border-radius:50%;
  background:rgba(23,150,219);
  color: white;
}

.en_no{
  color:#ccc;
  margin-right: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
  border-radius:50%;
  background:rgb(242,242,242);
}

